Questions tagged [commutative-diagrams]

Questions regarding the creation of commutative diagrams. Use this tag if you can't find a more specific tag for one of these packages: https://www.ctan.org/topic/diagram-comm

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58 views

3D perspective mode using xy package

Starting from this code where I have used xy package: \documentclass[a4paper,12pt]{article} \usepackage{amssymb} \usepackage[all,cmtip]{xy} \begin{document} \xymatrix@!0{ & \alpha \ar@{-}[rr]\ar@{...
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1answer
256 views

How can we change the positions of the labels on a Tikz-cd commutative diagram?

With this code \begin{tabular}{cc} \begin{tikzcd} & B \arrow{dr}{g} \\ A \arrow{ur}{f} \arrow{rr}{h} && C \end{tikzcd} & ...
2
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1answer
193 views

Arrows between tensor products

An arrow between tensor products $A\otimes B\to C\otimes D$ is determined by its components $A\to C$ and $B\to D$. Hence it seems natural to represent such an arrow by a pair of arrows. My question ...
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2answers
179 views

How to draw commutative diagram? [duplicate]

I'm a Latex beginner, could you please help me to draw these diagrams? Thank you very much!
2
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1answer
75 views

Drawing curves without arrows using xy-pic

Could you tell me how to remove the arrows of the curves using xy-pic? I didn't find the solution in xy-guide. Thanks advance for your help.
2
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1answer
64 views

Add new node outside of polygonal commutative diagram

My code so far is \begin{center} \begin{tikzpicture} [ border rotated/.style = {shape border rotate=180} ] \node[ regular polygon, regular polygon sides=5, ...
2
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1answer
247 views

"Missing $ inserted" error while using Diagrams package [closed]

I'm trying to create a commutative diagram using Paul Taylor's Diagrams package, but when I compile I get a "Missing $ inserted" error. Everything compiles fine if I comment out the diagram, so I know ...
2
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0answers
79 views

Crossing over method with xy package for one or more arrows

Related on this question, considering the original image, adding my MWE: \documentclass[a4paper,12pt]{article} \usepackage[all]{xy} \begin{document} \xymatrix@R=2pc@C=2.8pc{ & b' \ar@{~>}[ddl]|...
2
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0answers
34 views

Can a tikzcd arrow be replaced with another symbol? [duplicate]

I'd like to put other symbols than arrows, e.g. a + sign, between the nodes of a tikzcd diagram. Is this possible?
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0answers
158 views

Commutative diagram not working on tikzcd [closed]

I'm using the \usepackage{tikz-cd} and I'm trying to make a commutative diagram. Why doesn't this simple code work? $$ \begin{tikzcd} A \arrow {rd}{f} \arrow{r}{\phi} & B \\ & C \end{...
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3answers
110 views

How to draw this commutative diagram

Please, I want to draw the below diagram in latex and don't know how to go about it.
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2answers
711 views

Drawing bidirectional arrows in a latex graph

I would like to reproduce the figure below in latex: I know how to make unidirectional arrows, but I'd like to represent each pair of unidirectional arrows as a single bidirectional arrow. I was ...
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3answers
2k views

Triangle commutative diagram with xymatrix

I'm using the xymatrix package (which I think is more friendly than tikz package), and I've been trying to do a simple triangle diagram with a circle arrow in the middle. I mean, I've done this one: \...
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2answers
318 views

Type this: HomC(G,GL(V))

The symbol is supposed to HomC(G,GL(V)), while I have nothing to do but typing $Hom_{C}(G,GL(V))}$. It can be complied, but I believe that there is something better. The symbol is supposed to mean ...
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1answer
880 views

How to draw first Homomorphism Theorem’s Graph

Good evening, I’d like to know whether there’s a way to exactly represent the following graph in latex, i tried using ‘cycles’ but the result didn’t satisfy me. There’s a way to exactly represent ...
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1answer
825 views

Error in Tikz-cd package

I am trying to draw the following commutative diagram. I tried to start with the following commands, \documentclass[12pt,a4paper,footinclude=true,headinclude=true,openany]{scrbook} \usepackage{tikz-...
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2answers
17 views

tikz-cd not working when using package babel (spanish)

I'm trying to make a commutative diagram while using the spanish babel package but I'm encountering some problems. I've made two MWE; one that doesn't work and one that does: \documentclass{article} \...
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2answers
48 views

Snake-lemma and making the connective morphism pass under the others

i'm trying to draw the snake-lemma diagram but the connective morphism is no passing under the other ones as i would like to (it IS passing under, but not with enough spacing, the second image should ...
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3answers
59 views

How to copy commutative diagrams from the n-Lab?

At ncatlab.org one can find web pages which feature mathematical formalisms. By double clicking (at least with Firefox) on them, one obtain code that usually works on latex. Exception are diagrams: ...
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1answer
190 views

Diagrams and xy-pic package

I want to reproduce the shape of the following diagram : And the closest thing I could manage with the xy package was : $$ \xymatrix{ &B \ar[r] & H \ar[r] & B \ar[rd] \\ E'...
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1answer
86 views

commutative diagram in special shape [duplicate]

I wish to draw the following diagram, but I do not know how to draw it correctly, may you please help me
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2answers
127 views

How to improve the following codes to get the following diagram in Latex?

I want to get the above diagram in Latex, but I don't know how to edit it. Any help will be appreciated. I post my effort in the following way. \documentclass{article} \usepackage[all]{xy} \begin{...
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1answer
76 views

Problem with a long commutative diagram

Trying to draw this commutative diagram: I have been able to draw the right part: \begin{tikzcd} & (U_i\cap U_j)\times\mathbb{C}^n \arrow[dd,"id\times g_{ij}=\varphi_j\circ\varphi_i^{-1}"] \\ \...
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1answer
298 views

Two long exact sequences

I want to write a commutative diagram consisting of two long exact sequences with maps between them. I wrote the following code but it could not compile. Please help. \documentclass[12pt]{article} \...
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1answer
295 views

Length vertical arrow in commutative diagram

Consider the following code for a commutative diagram \begin{tikzcd}[column sep=50pt] A \arrow{d}\arrow{r} & B \arrow[leftarrow]{dl}\\ C \end{tikzcd} I have been able to make the right arrow ...
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1answer
496 views

Labelling a dotted arrow in tikz

I wrote the following code, trying to get a commuting triangle with one of the arrows being dotted. \begin{tikzcd}[column sep=1.5em] S \ar{dr}{f} \ar{rr}{m} && Y\arrow[dl,dotted]{g} \\ &...
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1answer
285 views

Equalizer diagram equipped with other arrows

I am trying to draw this diagram and can't get slopped arrows right.
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1answer
427 views

Open triangle arrow in TikZcd

I'm trying to make a diagram in tikz-cd with an arrow of the open triangle form (in stmaryrd it would be \rightarrowtriangle). If I write something like A\arrow[rightarrowtriangle]{r}{e} &B I get ...
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1answer
414 views

How do I center an object inside Tikzcd right triangle?

So I have the following Tikzcd diagram and I am trying to place a Y in the center of the triangle W, (X x Y), X or the triangle W, (X x Y), (X x Y) x Z \begin{equation*} \begin{tikzcd}[column sep=...
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1answer
215 views

xymatrix and commutative diagram

Using xymatrix to get a commutative diagram $X=X$, I want to make the morphism identify as =, not \xymatrix {X\ar[r]^{id}X}. How can I get this?
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1answer
350 views

Commutative diagram for Hopf Algebra

I'd like to reproduce the following diagram: I've seen there are code for similar exagons on this website but I'm not that good with tikz to generalise them and add the central line.. Thank you!
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1answer
1k views

Inner circle, How to draw it using tikz cd?

\begin{center} \begin{tikzpicture} \node (E) at (0,0) {$E|_U:=\pi^{-1}(U)$}; \node[right=of E] (F) {$U\times F$}; \draw[->] (E)--(F) node [midway,above] (phi) {$\Phi$}; \node[below= 1cm of phi] (...
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2answers
59 views

Adding arrow between two parts of tikzcd diagram

I have the following tikzcd diagram, where I am trying to create an a line between the nodes B and A/I. I tried using two phantom nodes and join an arrow between them, but nothing shows up except a ...
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1answer
70 views

Drawing commutative diagram with encircled nodes in tikz-cd package

I currently have, the following two commutative diagrams for the second and third ring isomorphism theorems: Second Isomorphism \documentclass{article} \usepackage{tikz} \usetikzlibrary{shapes,fit} \...
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1answer
67 views

Drawing a double rectangular commutative diagram in latex

Here is the diagram I want to draw: Could anyone tell me how can I draw it? and also I want some of the arrows to be forward and backward above each other.
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1answer
52 views

Increase distance between a formula and the arrow and to change the tip/arc of the hook arrow

My question is the following: for exercise I was drawing the 2nd figure of this question using xy package and I have found some difficulties that I have marked with the red rectangles: How can I ...
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1answer
224 views

Tikzcd "Crossing Over" Background Color?

I'm making a Tikzcd diagram but I wanted to add color to the background of my document like so: However, there's clearly an issue with the middle diagram. In the middle diagram, I wanted to make ...
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1answer
65 views

How to draw arrow outside of a diagram

I'm trying to draw this diagram I tried this \begin{tikzcd} A \arrow{r} \arrow[swap]{d} \arrow[bend left]{dr}& B \arrow{d} \\ C \arrow{r} & D \end{tikzcd} but what I get is
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1answer
149 views

center text over arrow in a diagram

I have this diagram, but a and c are not over the center of arrow and I want a and c over the center of arrow. How can I do it? \xymatrix{X \ar[r]^{a} \ar@/_2pc/[rr]_{b} & Y \ar[r]^{c} & Z}
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1answer
383 views

Tikz-cd arrow bending and loop for indicating that portion of diagram commutes

I am trying to get the arrow from $R$ to $R[x]$ to cooperate with me and go alongside the LHS of the picture. Here is my MWE: \begin{tikzcd} & R \arrow[d, "f"] \arrow[ld, "\phi"', hook'] \...
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1answer
189 views

Downward Rightarrow for natural transformation, tikzcd

I am pretty sure this is out there on this site, but I did not find it after searching. How to draw a downward \Rightarrow in a commutative tikzcddiagram?
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1answer
104 views

Commutative diagrams with very round arrows?

I have a diagram that has only objects in (1,1), (1,2) and (2,1). I would like an arrow that goes from (2,1) to (1.2) going around (1.1). I do succeed in curving the arrow, but not to make it round ...
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1answer
411 views

Categorical coproduct diagram

I would like something exactly like Categorical product in tikz? but with the arrows turned in the opposite direction. I'm completely lost as I've never drawn a diagram like these before in LaTeX ...
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1answer
187 views

How to control the direction of a hook arrow in diagxy?

I'm converting some diagrams from tikz-cd to diagxy and am having problems with hook arrow for inclusion maps. With tikz-cd the hook gets reversed on a right-to-left arrow, but I can restore it by ...
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1answer
62 views

Add to commutative diagram

I have made the following diagram \documentclass[24pt]{beamer} \usepackage[matrix,arrow]{xy} \usepackage{amssymb,amscd,amsthm,amsmath} \begin{document} \begin{frame} \xymatrix{ & & ...
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1answer
174 views

Unsure of how to create a particular diagram for slice/coslice categories

I'm using Tikz-cd and trying to follow this http://www.jmilne.org/not/Mtikz.pdf but I can't seem to get a diagram like this (taken from Algebra Chapter 0 by Aluffi) The diagram I'm most concerned ...
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1answer
2k views

Blank arrows in \CD environment

I am working on a DAG/diagram that should ultimately look like two squares sharing one corner. I am having troubles progressing the code to the last two lines starting with '%': $\CD (0,0) @ ...
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2answers
1k views

Numbering commutative diagrams

Is there a nice way to number commutative diagrams (like equations) ? When using tikz-cd I put a figure environment around it, and then there is no number anywhere. I can also use \begin{align} \...
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1answer
32 views

How can I adjust a code of a diagram to draw another diagram?

Here is the code of a diagram I have: \documentclass{book} \usepackage[utf8]{inputenc} \usepackage[a4paper, margin=1in]{geometry} \usepackage[T1]{fontenc} \usepackage{lmodern} %\usepackage[ngerman]{...
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1answer
44 views

Commutative diagrams with TikZ: how do I compress this diagram?

So I am trying to do a taxonomy diagram using the tikzcd package. The diagram can be generated with following code (I do not how to show a picture of directly): \documentclass \begin{tikzcd}[ampersand ...